CN105812906A - Communication control method and device for playing device - Google Patents
Communication control method and device for playing device Download PDFInfo
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- CN105812906A CN105812906A CN201610169858.XA CN201610169858A CN105812906A CN 105812906 A CN105812906 A CN 105812906A CN 201610169858 A CN201610169858 A CN 201610169858A CN 105812906 A CN105812906 A CN 105812906A
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- 238000004891 communication Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000004044 response Effects 0.000 claims description 8
- 238000012790 confirmation Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 6
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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Abstract
The embodiment of the invention discloses a communication control method and a communication control device for a playing device. The control method comprises the steps that when a first playing device in an audio-video playing system detects that a first Bluetooth signal strength of a sound source device is higher than a Bluetooth connection threshold, the first playing device queries that whether a second playing device which has established a Bluetooth connection with the sound source device exists in the audio-video playing system; and when the first playing device detects that the second playing device exists, the first playing device sends a Bluetooth connection disconnection notice to the second playing device, and establishes the Bluetooth connection with the sound source device. According to the method, the audio-video playing system can automatically control the sound source device to switch from the state of establishing the Bluetooth connection with the second playing device to the state of establishing the Bluetooth connection with the first playing device without manual switching of the user, and the Bluetooth connection switching operation between the sound source device and different playing devices is automatically achieved.
Description
Technical field
The present embodiments relate to communication technology, particularly relate to communication control method and the device of a kind of playback equipment.
Background technology
Existing audio-video frequency playing system generally includes multiple playback equipment, is integrated with wireless communication technology in each playback equipment, such as WIFI and bluetooth.
Multiple playback equipments can pass through WIFI and form a private network, and one of them playback equipment is connected to router as main equipment, and other playback equipment is referred to as from equipment, and multiple playback equipments carry out radio communication, music and equipment based on WIFI and control.Playback equipment can also use Bluetooth technology to be connected with audiogenic device foundation, and audiogenic device is set up bluetooth with any one playback equipment in audio-video frequency playing system and is connected and plays music.
The audiogenic device of user is set up bluetooth with the playback equipment 1 in audio-video frequency playing system and is connected, when the hand-held audiogenic device of user from be moved adjacent near the place of playback equipment 1 playback equipment 2 local time, if music play by the playback equipment 2 that user is desirable for closing on, then user needs the disconnection of manual operation audiogenic device to be connected with the bluetooth of playback equipment 1, and search for the playback equipment of adnexa and be connected setting up new bluetooth with nearest playback equipment 2, operating process is cumbersome.
Summary of the invention
The embodiment of the present invention provides communication control method and the device of a kind of playback equipment, the troublesome problem of operating process that the bluetooth to solve manual switching audiogenic device in prior art connects.
First aspect, embodiments provides the communication control method of a kind of playback equipment, and the method includes:
When the first Bluetooth signal intensity that the first playback equipment in audio-video frequency playing system detects audiogenic device connects threshold value more than bluetooth, whether described first playback equipment is inquired about to exist in described audio-video frequency playing system and is set up the second playback equipment that bluetooth is connected with described audiogenic device；
When described first playback equipment detects the presence of described second playback equipment, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with described audiogenic device and be connected.
Further, before described first playback equipment detects that the first Bluetooth signal intensity of audiogenic device connects threshold value more than bluetooth, also include:
Described first playback equipment periodically detects and obtains the Bluetooth signal intensity of periphery audiogenic device, and judges that whether the Bluetooth signal intensity of each audiogenic device obtained is more than default connection threshold value.
Further, when described first playback equipment detects the presence of described second playback equipment, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with described audiogenic device and be connected and include:
When described first playback equipment detects the presence of described second playback equipment, described first playback equipment obtains the second Bluetooth signal intensity of the described audiogenic device being connected with described second playback equipment from described second playback equipment；
Described first playback equipment calculates the strength difference of described first Bluetooth signal intensity and described second Bluetooth signal intensity, and detects whether described strength difference disconnects threshold value more than bluetooth；
If, then described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice so that described second playback equipment and described audiogenic device disconnect bluetooth and be connected, and sets up bluetooth with described audiogenic device after receiving the confirmation disconnection response that described second playback equipment feeds back and be connected.
Further, also include: if described first playback equipment detects that described strength difference disconnects threshold value less than or equal to described bluetooth, described first playback equipment continues periodically to detect and obtain the Bluetooth signal intensity of periphery audiogenic device.
Further, also including: when described first playback equipment is not detected by existing described second playback equipment, described first playback equipment is directly set up bluetooth with described audiogenic device and is connected.
Second aspect, the embodiment of the present invention additionally provides the communication control unit of a kind of playback equipment, and this device includes:
Inquiry bluetooth link block, when the first Bluetooth signal intensity for audiogenic device being detected when the first playback equipment in audio-video frequency playing system connects threshold value more than bluetooth, whether described first playback equipment is inquired about to exist in described audio-video frequency playing system and is set up the second playback equipment that bluetooth is connected with described audiogenic device；
Setting up bluetooth link block, for when described first playback equipment detects the presence of described second playback equipment, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with described audiogenic device and be connected.
Further, also include:
Detection bluetooth intensity module, for detecting that at described first playback equipment the first Bluetooth signal intensity of audiogenic device is more than before connecting threshold value, described first playback equipment periodically obtains the Bluetooth signal intensity of periphery audiogenic device, and judges whether the Bluetooth signal intensity of each audiogenic device obtained connects threshold value more than bluetooth.
Further, described bluetooth link block of setting up includes:
Obtain bluetooth intensity unit, for when described first playback equipment detects the presence of described second playback equipment, described first playback equipment obtains the second Bluetooth signal intensity of the described audiogenic device being connected with described second playback equipment from described second playback equipment；
Calculate strength difference unit, calculate the strength difference of described first Bluetooth signal intensity and described second Bluetooth signal intensity for described first playback equipment, and detect whether described strength difference disconnects threshold value more than bluetooth；
Set up bluetooth and connect unit, for when described first playback equipment detects described strength difference more than default disconnection threshold value, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice so that described second playback equipment and described audiogenic device disconnect bluetooth and be connected, and sets up bluetooth with described audiogenic device after receiving the confirmation disconnection response that described second playback equipment feeds back and be connected.
Further, described bluetooth link block of setting up also includes: return unit, for when described first playback equipment detects that described strength difference disconnects threshold value less than or equal to described bluetooth, described first playback equipment continues periodically to detect and obtain the Bluetooth signal intensity of periphery audiogenic device.
Further, described bluetooth link block of setting up also includes: when described first playback equipment is not detected by existing described second playback equipment, and described first playback equipment is directly set up bluetooth with described audiogenic device and is connected.
The communication control method of playback equipment provided by the invention and device, when the first playback equipment detects that the first Bluetooth signal intensity of at least one audiogenic device of surrounding connects threshold value more than bluetooth, whether the first playback equipment is determined target sound source device and inquires about to exist in audio-video frequency playing system and set up the second playback equipment that bluetooth is connected with target sound source device；If there is the second playback equipment, then the first playback equipment sends to the second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with audiogenic device and be connected.This technical scheme is without user's manual switching, audio-video frequency playing system can automatically control audiogenic device and be connected to be switched to and set up bluetooth with the first playback equipment and be connected from setting up bluetooth with the second playback equipment, is automatically obtained the bluetooth between audiogenic device from different playback equipments and connects handover operation.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, below the accompanying drawing used required during embodiment is described is done one to introduce simply, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Figure 1A is the schematic diagram of a kind of network construction of audio-video frequency playing system provided by the invention；
Figure 1B is the schematic diagram of the another kind of network construction of audio-video frequency playing system provided by the invention；
Fig. 2 is the structure chart of playback equipment in audio-video frequency playing system provided by the invention；
Fig. 3 is the flow chart of the communication control method of the playback equipment that the embodiment of the present invention one provides；
Fig. 4 is the flow chart of the communication control method of the playback equipment that the embodiment of the present invention two provides；
Fig. 5 is the schematic diagram of the communication control unit of the playback equipment that the embodiment of the present invention three provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, hereinafter with reference to the accompanying drawing in the embodiment of the present invention, technical scheme is described clearly and completely by embodiment, it is clear that, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Audio-video frequency playing system provided by the invention, is made up of multiple stage playback equipment, is integrated with network communicating function in these playback equipments, is particularly integrated with wireless communication technology, is integrated with WIFI module and bluetooth module in playback equipment.It should be noted that also optional integrated in playback equipment has other communication modules to be communicatively coupled, and such as MESH module, but the communication technology in playback equipment is not limited in the present invention.
Multiple stage playback equipment in audio-video frequency playing system can pass through WIFI and form a private network, can be coupled together by the playback equipment that be positioned at zones of different in audio-video frequency playing system.Meanwhile, this audio-video frequency playing system can also pass through WIFI and be connected with the Internet, to obtain audio and video resources from the Internet.In addition audio-video frequency playing system can be controlled by intelligent terminal, intelligent terminal is provided with and controls client accordingly, and be connected with audio-video frequency playing system by WIFI, to access and to control audio-video frequency playing system, intelligent terminal can also be pushed to the audio and video resources on the Internet in audio-video frequency playing system and play out simultaneously.It is smart mobile phone, panel computer etc. this optional intelligent terminal, but intelligent terminal is not limited by the present invention.
Multiple stage playback equipment in audio-video frequency playing system connects also by bluetooth and the same various audiogenic devices with bluetooth module, and wherein, audiogenic device can as independent equipment, or audiogenic device can also be integrated in intelligent terminal and apply.Audio, video data is transferred to playback equipment by bluetooth and plays out by audiogenic device, and the playback equipment of this Bluetooth function has been applied widely, such as playback equipments such as existing various Baffle Box of Bluetooth and bluetooth earphones.In audio-video frequency playing system, playback equipment not only self can play the audio, video data from audiogenic device, by the WIFI of playback equipment these audio, video datas can also be transferred to other playback equipment in audio-video frequency playing system, thus realizing multiple playback equipment to synchronize playing audio-video.It is music player, video player etc. at this optional audiogenic device, but audiogenic device is not limited by the present invention.
Audio-video frequency playing system is except playing the audio, video data on the Internet and audiogenic device, the audio, video data being stored in this locality can also be play, as the audio, video data being stored on its internal storage play by playback equipment, or, the audio, video data being stored on its external memorizer (USB flash disk) play by playback equipment, or play the audio, video data being stored on intelligent terminal or the audio, video data etc. play in LAN on other addressable equipment (such as network attached storage nas server).
The audio-video frequency playing system being made up of multiple stage playback equipment in the present invention can as an overall work, namely all playback equipments in audio-video frequency playing system synchronize to play identical audio, video data, and the control client that can pass through to be integrated in intelligent terminal this user controls audio-video frequency playing system as an overall work.
Multiple stage playback equipment in audio-video frequency playing system can also be divided into several broadcasting groups in the present invention, and the multiple stage playback equipment in a broadcasting group synchronizes to play identical audio, video data, and different broadcasting groups play different audio, video datas respectively.Such as, having A, B, C, D, E, F totally 6 playback equipments in audio-video frequency playing system, wherein, playback equipment A and B forms broadcasting group 1, and playback equipment C and D forms broadcasting group 2, and playback equipment E and F forms broadcasting group 3.Playback equipment A and B in broadcasting group 1 synchronizes to play identical song, and playback equipment C and the D in broadcasting group 2 synchronizes to play identical song, and playback equipment E and the F in broadcasting group 3 synchronizes to play identical song.But broadcasting group 1, broadcasting group 2 and what broadcasting group 3 was independent from, they can play identical song, it is also possible to plays different songs respectively.Each broadcasting group can accept the control of different intelligent terminal, it is also possible to accepts the control of identical intelligent terminal.
There is provided an example that audio-video frequency playing system is illustrated at this.Wherein, intelligent terminal is the smart mobile phone of user, and audiogenic device is integrated in the smart mobile phone of user, is specially the QQ music player in smart mobile phone.On the bluetooth module of smart mobile phone with a playback equipment in audio-video frequency playing system is matched and is connected by user, and the multiple stage playback equipment (such as 3 playback equipments) arranged in audio-video frequency playing system plays music jointly, when then user opens the QQ music player broadcasting song on smart mobile phone, 3 playback equipments in above-mentioned audio-video frequency playing system play, by synchronizing, the song that user on QQ music player selects to play.
Multiple stage playback equipment in known sound case audio/video player system can pass through WIFI from one private network of composition, and each playback equipment therein can pass through this private network exchange of control information and audio, video data.In the private network of audio-video frequency playing system, a playback equipment is had at least to be connected to router by wired or wireless mode, the playback equipment being then connected to router is called the main equipment of audio-video frequency playing system, other playback equipment being not attached to router be called audio-video frequency playing system from equipment.
On the one hand, audio-video frequency playing system can pass through main equipment and access the Internet and LAN, and acquisition audio, video data or audio-video document play out from the Internet and LAN.On the other hand, each intelligent terminal is connected to audio-video frequency playing system, it is actually the main equipment being connected to audio-video frequency playing system, main equipment receives the control command from intelligent terminal, and coordinate and control the work of whole audio-video frequency playing system, also the status information of audio-video frequency playing system He each playback equipment is returned to intelligent terminal.Main equipment controls information and status information by other in this private network and audio-video frequency playing system from devices exchange, and controls information and status information by these, it is achieved the synchronization of the multiple stage playback equipment in audio-video frequency playing system is play.
On the basis of the above description, provide an example that the network construction mode of audio-video frequency playing system is illustrated at this.It is a kind of network construction mode of audio-video frequency playing system as shown in Figure 1A, wherein, audio-video frequency playing system 10 includes playback equipment 11, playback equipment 12, playback equipment 13 and playback equipment 14, wirelessly set up communication connection between these 4 playback equipments, set up private network in this optional use MESH network technology.Playback equipment 11 is the main equipment of audio-video frequency playing system 10, and other playback equipment is from equipment, and playback equipment 11 and wireless router 20 set up wired connection, and wireless router 20 is set up with the Internet 30 and is connected.After smart mobile phone 40 is connected to this wireless router 20, it is possible to the playback equipment in the private network of access and control audio-video frequency playing system 10.
User selects the song wanting to play on smart mobile phone 10, then the song information (network music server left in such as song title, song and uniform resource position mark URL) that smart mobile phone 10 can be selected user is sent to playback equipment 11；Playback equipment 11 is connected on the Internet/LAN 30 according to these song informations, and downloads the audio, video data of song.Playback equipment 11 decodes the audio, video data downloaded and plays, also decoded audio, video data is sent to the playback equipment 12 of audio-video frequency playing system 10, playback equipment 13 and playback equipment 14 by private network, makes 4 playback equipments synchronize to play same song.
On the basis of Figure 1A, going back the another kind of network construction mode of example audio-video frequency playing system as shown in Figure 1B, network construction method shown in Figure 1B and Figure 1A are different in that, what playback equipment 11 and wireless router 20 were set up is wireless connections.
It can thus be appreciated that, intelligent terminal both can pass through the wireless communication technologys such as WIFI and set up communication connection with audio-video frequency playing system, bluetooth can also be set up by bluetooth with certain playback equipment in audio-video frequency playing system to be connected, thus setting up communication connection with audio-video frequency playing system.No matter adopt WIFI, bluetooth or other communication modes, intelligent terminal can realize the control to audio-video frequency playing system, and obtains the various status informations (information such as broadcast state such as the quantity of playback equipment, title and music) of each playback equipment from audio-video frequency playing system.
Being more than the explanation of audio-video frequency playing system provided by the invention, also the playback equipment in audio-video frequency playing system is illustrated at this, the structure of every playback equipment in audio-video frequency playing system is similar.As in figure 2 it is shown, the functional module of a playback equipment mainly includes as follows: processor 51, bluetooth module 52, network interface 53, audio frequency and video amplification module 54, speaker 55 and memorizer 56.
Wherein, processor 51 is the core devices of playback equipment, is used for performing control program, and communicates with other each functional modules, coordinates and control the work of each functional module.
Bluetooth module 52 can realize the Bluetooth communication of playback equipment and other equipment, make playback equipment can pass through Bluetooth technology to be connected with audiogenic device (such as the smart mobile phone) foundation being likewise supplied with Bluetooth function, and from audiogenic device, obtain audio, video data or control data.The audio, video data acquired and control data are transferred to processor 51 by bluetooth module 52, and the audio, video data also transmitted by processor 51 and control data are sent to other bluetooth equipment.
Network interface 53 is chosen as wired network interface, it is possible to elect the radio network interface meeting 802.11 specifications as.Processor 51 may be coupled to the Internet by network interface 53, obtains network flow-medium music data.By the form of network interface 53, particularly wireless network, multiple playback equipments can form a wireless audio and video Play System and realize the synchronization broadcasting of audio, video data.Under normal circumstances, each intelligent terminal connects into audio-video frequency playing system by wireless network (such as WIFI), and is operated audio-video frequency playing system and intrasystem playback equipment controlling.
The audio, video data obtained after decoding or digital-to-analog are changed, is sent to audio frequency and video amplification module 54 by processor 51.Audio frequency and video amplification module 54 receives the audio, video data after processor 51 processes, and the analog audio-video signal sended over by processor carries out power amplification, to drive speaker 55 sounding.
Speaker 55 is the sound-reducing parts of playback equipment.The quantity of the speaker 55 in one playback equipment can be one, it is also possible to is multiple.
Memorizer 56 is for storing the control program that processor 51 performs, and some configuration datas of audio-video frequency playing system, such as the list of songs etc. of network connection data, information volume, grouping information and broadcasting.
In sum, adopting Bluetooth Communication Technology, audiogenic device can be set up bluetooth with any one playback equipment in audio-video frequency playing system and is connected and controls playback equipment broadcasting music by user very easily.When audiogenic device is moved to another place from a place by user, the playback equipment that then audiogenic device initially connects from distant and exist and close another playback equipment of audiogenic device, then can automatically control audiogenic device by the communication control method of playback equipment and device in the present invention to set up bluetooth with another close playback equipment and be connected and play music, thus be automatically obtained the bluetooth between audiogenic device from different playback equipments and connect handover operation.
On the audio-video frequency playing system of foregoing description and the basis of playback equipment, the flow chart of the communication control method of the playback equipment that Fig. 3 provides for the embodiment of the present invention one, the present embodiment is applicable to the bluetooth being automatically obtained between audiogenic device from different playback equipments and connects the situation of handover operation, the method can be performed by the communication control unit of playback equipment, this communication control unit can pass through software and/or hardware realizes, and be arranged in playback equipment and apply.
The communication control method of the playback equipment that the present embodiment provides, specifically includes following steps:
S110, when the first playback equipment in audio-video frequency playing system detects that the first Bluetooth signal intensity of audiogenic device connects threshold value more than bluetooth, whether the first playback equipment inquiry audio-video frequency playing system exists and sets up the second playback equipment that bluetooth is connected with audiogenic device.
In the present embodiment, first playback equipment is that any one in audio-video frequency playing system does not set up, with any audiogenic device, the playback equipment that bluetooth is connected, multiple stage playback equipment in audio-video frequency playing system forms private network communicating by WIFI, but be not limiting as playback equipment in the present invention and audiogenic device to be only capable of being connected by bluetooth and being also not intended to the private network of audio-video frequency playing system be WIFI network.In the present embodiment, audiogenic device is preferably integrated the music player in intelligent terminal, QQ music player in intelligent terminal, 1,000 music players etc., but audiogenic device is not limited in the present invention.
In the present embodiment, first playback equipment is previously provided with bluetooth and connects threshold value, first playback equipment can obtain the Bluetooth signal intensity of audiogenic device around, and connect, according to bluetooth, the Bluetooth signal intensity size of each audiogenic device that threshold test gets, namely the first playback equipment judges whether the Bluetooth signal intensity of each audiogenic device got connects threshold value more than bluetooth.If the Bluetooth signal intensity that wherein there is an audiogenic device connects threshold value more than the bluetooth of the first playback equipment, then illustrate that this audiogenic device distance first playback equipment is nearest, it is thus preferred to this audiogenic device is set up bluetooth as target sound source device and the first playback equipment and connected.The bluetooth connection threshold value of playback equipment can be according to circumstances configured by developer or user in the present invention.
Being limited to Bluetooth communication bandwidth, it is preferable that an audiogenic device and a playback equipment are set up bluetooth and connected, therefore whether the first playback equipment needs to exist in inquiry audio-video frequency playing system to set up the second playback equipment that bluetooth is connected with target sound source device.First playback equipment can pass through the private network of audio-video frequency playing system and obtain the bluetooth link information of each playback equipment from other playback equipments to find out the second playback equipment.
It should be noted that, if the first Bluetooth signal intensity that the first playback equipment detects the presence of at least two audiogenic device connects threshold value more than bluetooth, then wherein audiogenic device distance first playback equipment of the first Bluetooth signal maximum intensity is nearest, it is thus preferred to this audiogenic device is set up bluetooth as target sound source device and the first playback equipment and connected and inquire about and set up, with this target sound source device, the second playback equipment that bluetooth is connected.
S120, when the first playback equipment detects the presence of the second playback equipment, the first playback equipment sends to the second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with audiogenic device and be connected.
In the present embodiment, target sound source device is the first Bluetooth signal intensity of detecting of the first playback equipment connects the audiogenic device of threshold value more than bluetooth, and preferably the first playback equipment is set up bluetooth with this target sound source device and is connected.If therefore the first playback equipment inquires to exist in audio-video frequency playing system and sets up the second playback equipment that bluetooth is connected with target sound source device, then the first playback equipment can pass through the private network of audio-video frequency playing system to the second playback equipment transmission disconnection bluetooth connection notice, is connected so that the second playback equipment disconnects bluetooth with target sound source device.
First playback equipment is directly set up bluetooth with target sound source device again and is connected, then audiogenic device can to the first playback equipment transmission audio, video data so that the first playback equipment playing audio-video.Therefore without user's manual switching, audio-video frequency playing system automatically controls audiogenic device and is connected to be switched to and sets up bluetooth with the first playback equipment and be connected from setting up bluetooth with the second playback equipment in the present embodiment, is automatically obtained the bluetooth between audiogenic device from different playback equipments and connects handover operation.
The communication control method of the playback equipment that the embodiment of the present invention provides, when the first playback equipment detects that the first Bluetooth signal intensity of at least one audiogenic device of surrounding connects threshold value more than bluetooth, whether the first playback equipment is determined target sound source device and inquires about to exist in audio-video frequency playing system and set up the second playback equipment that bluetooth is connected with target sound source device；If there is the second playback equipment, then the first playback equipment sends to the second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with audiogenic device and be connected.This technical scheme is without user's manual switching, audio-video frequency playing system can automatically control audiogenic device and be connected to be switched to and set up bluetooth with the first playback equipment and be connected from setting up bluetooth with the second playback equipment, is automatically obtained the bluetooth between audiogenic device from different playback equipments and connects handover operation.
On the basis of technique scheme, the embodiment of the present invention two also provides for the communication control method of a kind of playback equipment, the present embodiment is applicable to the bluetooth being automatically obtained between audiogenic device from different playback equipments and connects the situation of handover operation, the method can be performed by the communication control unit of playback equipment, this communication control unit can pass through software and/or hardware realizes, and be arranged in playback equipment and apply.
As shown in Figure 4, the communication control method of the playback equipment that the present embodiment provides, specifically include following steps:
S100, the first playback equipment periodically obtain the Bluetooth signal intensity of periphery audiogenic device, and judge whether the Bluetooth signal intensity of each audiogenic device obtained connects threshold value more than bluetooth.
In the present embodiment, the first playback equipment in audio-video frequency playing system can periodically scan the audiogenic device with bluetooth module of periphery, this first playback equipment scan audiogenic device be the first playback equipment detect audiogenic device Bluetooth signal occur.When the first playback equipment scans at least one audiogenic device, first playback equipment obtains the Bluetooth signal intensity of each audiogenic device, and whether connects the Bluetooth signal intensity of each audiogenic device that threshold decision gets more than bluetooth connection threshold value according to the bluetooth preset in the first playback equipment.Search can set up, with the first playback equipment, the audiogenic device that bluetooth is connected according to this operation.The scan period of playback equipment can be according to circumstances configured by developer or user in the present invention.
Exemplary, when audiogenic device A is moved adjacent to the position of playback equipment 1 by user from the position away from playback equipment 1, playback equipment 1 can detect in periodically scanning around audiogenic device A occurs and the Bluetooth signal intensity of this audiogenic device A can be obtained.Bluetooth module in first playback equipment can perform the functions such as the Bluetooth signal intensity of scanning audiogenic device and acquisition audiogenic device in the present embodiment.
S110, when the first playback equipment in audio-video frequency playing system detects that the first Bluetooth signal intensity of audiogenic device connects threshold value more than bluetooth, whether the first playback equipment inquiry audio-video frequency playing system exists and sets up the second playback equipment that bluetooth is connected with audiogenic device.
It is limited to Bluetooth communication bandwidth, preferably an audiogenic device and a playback equipment are set up bluetooth and are connected, when the first Bluetooth signal intensity that the first playback equipment detects audiogenic device connects threshold value more than bluetooth, first playback equipment can recognize that as there being audiogenic device close, and whether the first playback equipment needs to exist in inquiry audio-video frequency playing system to set up the second playback equipment that bluetooth is connected with target sound source device.First playback equipment can pass through the private network of audio-video frequency playing system and obtain the bluetooth link information of each playback equipment from other playback equipments to find out the second playback equipment.This step is same as the previously described embodiments, is not repeated.
It should be noted that when the first playback equipment is not detected by audio-video frequency playing system existing setting up the second playback equipment that bluetooth is connected with audiogenic device, the first playback equipment is directly set up bluetooth with audiogenic device and is connected.
After the operations described above, preferably can perform in the following manner when the first playback equipment detects the presence of the second playback equipment, first playback equipment sends to the second playback equipment and disconnects bluetooth connection notice, and the operation that bluetooth is connected is set up with audiogenic device, and specifically, it is preferable to this operation is specifically realized by the following manner.
S121, when the first playback equipment detects the presence of the second playback equipment, the first playback equipment obtains the second Bluetooth signal intensity of the audiogenic device being connected with the second playback equipment from the second playback equipment.
In the present embodiment, set up, when the first playback equipment inquires existence by the private network of audio-video frequency playing system, the second playback equipment that bluetooth is connected with audiogenic device, illustrated that this audiogenic device is presently connected to another playback equipment of audio-video frequency playing system.Then the first playback equipment can obtain the second Bluetooth signal intensity of the audiogenic device being connected with the second playback equipment by private network from the second playback equipment, wherein, this second Bluetooth signal intensity is the Bluetooth signal intensity of the audiogenic device that the second playback equipment detects.
S122, the first playback equipment calculate the strength difference of the first Bluetooth signal intensity and the second Bluetooth signal intensity, and detect whether strength difference disconnects threshold value more than bluetooth.
In the present embodiment, the second Bluetooth signal intensity that the first playback equipment gets the first Bluetooth signal intensity and the second playback equipment detects, then the first playback equipment can calculate the strength difference of the first Bluetooth signal intensity and the second Bluetooth signal intensity.Being preset with bluetooth in this first playback equipment and disconnect threshold value, if strength difference disconnects threshold value more than the bluetooth of the first playback equipment, then the first playback equipment can determine that and compares the second playback equipment, and audiogenic device is closer to the first playback equipment.If strength difference disconnects threshold value less than or equal to the bluetooth of the first playback equipment, then the first playback equipment is close with the distance of audiogenic device with the distance of audiogenic device and the second playback equipment, it is not necessary to the playback equipment that switching sound source equipment connects.
If S123, then the first playback equipment sends to the second playback equipment and disconnects bluetooth and connect notice so that the second playback equipment and audiogenic device disconnect bluetooth and be connected, and sets up bluetooth with audiogenic device after receiving the confirmation disconnection response that the second playback equipment feeds back and be connected.
In the present embodiment, if strength difference disconnects threshold value more than the bluetooth of the first playback equipment, then the first playback equipment can determine that and compares the second playback equipment, and audiogenic device is closer to the first playback equipment.Therefore the first playback equipment can send to the second playback equipment and disconnect bluetooth connection notice, is connected so that the second playback equipment disconnects bluetooth with audiogenic device.
After the second playback equipment disconnects and being connected with the bluetooth of audiogenic device, second playback equipment can disconnect response to the first playback equipment feedback acknowledgment, then the first playback equipment confirms that the bluetooth that the second playback equipment is disconnected with audiogenic device is connected, the bluetooth then can set up with audiogenic device closer to the first playback equipment of audiogenic device is connected, and commences play out the audio, video data that audiogenic device sends over upon establishment of a connection.At this, also optional second playback equipment is without disconnecting response to the first playback equipment feedback acknowledgment, but the first playback equipment is directly set up bluetooth with audiogenic device and is connected till being successfully established.
If S124 the first playback equipment detects that strength difference disconnects threshold value less than or equal to bluetooth, the first playback equipment continues periodically to detect and obtain the Bluetooth signal intensity of periphery audiogenic device.
After step 122, if the first playback equipment detects strength difference less than or equal to disconnecting threshold value, the close proximity of first playback equipment distance with audiogenic device and the second playback equipment and audiogenic device is then described, or, the distance of the first playback equipment and audiogenic device is less than or equal to the distance of the second playback equipment Yu audiogenic device, the then playback equipment connected without switching sound source equipment.Now the first playback equipment continues periodically to detect and obtain the Bluetooth signal intensity of periphery audiogenic device.
On the basis of technique scheme, it is necessary to explanation be, it is possible to perform calculate bluetooth strength difference and judge that whether this bluetooth strength difference disconnects the operation of threshold value more than the bluetooth of the first playback equipment by the second playback equipment.In audio-video frequency playing system, the bluetooth connection threshold value of different playback equipments is chosen as identical in the present invention, and in audio-video frequency playing system, the bluetooth disconnection threshold value of different playback equipments is chosen as identical.
On the basis of technique scheme, exemplary, such as user is in parlor, and uses the playback equipment A that audiogenic device is connected in parlor by bluetooth to play music.After the hand-held audiogenic device of user moves to bedroom, playback equipment B in bedroom finds have audiogenic device close, namely detect that the Bluetooth signal intensity of the audiogenic device bluetooth more than playback equipment B connects threshold values, and the playback equipment A in parlor finds that audiogenic device is distant from obtaining, namely detect that the Bluetooth signal strength ratio playback equipment B of the audiogenic device bluetooth that Bluetooth signal intensity is little and strength difference is less than playback equipment A monitored disconnects threshold values, then the bluetooth of audiogenic device with playback equipment A is connected to be switched to and is connected with playback equipment B by audio-video frequency playing system.
The communication control method of the playback equipment that the embodiment of the present invention provides, without user's manual switching, audio-video frequency playing system can automatically control audiogenic device and be connected to be switched to and set up bluetooth with the first playback equipment and be connected from setting up bluetooth with the second playback equipment, is automatically obtained the bluetooth between audiogenic device from different playback equipments and connects handover operation.
On the basis of technique scheme, the embodiment of the present invention three also provides for the communication control unit of a kind of playback equipment, the present embodiment is applicable to the bluetooth being automatically obtained between audiogenic device from different playback equipments and connects the situation of handover operation, this device can perform the communication control method of the playback equipment described in above-mentioned any embodiment, this communication control unit can pass through software and/or hardware realizes, and be arranged in playback equipment and apply.
As it is shown in figure 5, the communication control unit of the playback equipment of the present embodiment offer, including: inquire about bluetooth link block 310 and set up bluetooth link block 320.
Wherein, inquiry bluetooth link block 310 is used for when the first playback equipment in audio-video frequency playing system detects that the first Bluetooth signal intensity of audiogenic device is more than, when connecting threshold value, whether existing and set up the second playback equipment that bluetooth is connected with audiogenic device in the first playback equipment inquiry audio-video frequency playing system；Setting up bluetooth link block 320 for when the first playback equipment detects the presence of the second playback equipment, the first playback equipment sends to the second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with audiogenic device and be connected.
Alternatively, this communication control unit also includes: detection bluetooth intensity module 300.
Wherein, detection bluetooth intensity module 300 is used for detecting that the first Bluetooth signal intensity of audiogenic device is more than before connecting threshold value at the first playback equipment, first playback equipment periodically detects and obtains the Bluetooth signal intensity of periphery audiogenic device, and judges that whether the Bluetooth signal intensity of each audiogenic device obtained is more than default connection threshold value.
Alternatively, this is set up bluetooth link block 320 and includes: obtain bluetooth intensity unit 321, calculates strength difference unit 322 and sets up bluetooth connection unit 323.
Wherein, obtain bluetooth intensity unit 321 from the second playback equipment, obtain the second Bluetooth signal intensity of the audiogenic device being connected with the second playback equipment for the first playback equipment；Calculate strength difference unit 322 and calculate the strength difference of the first Bluetooth signal intensity and the second Bluetooth signal intensity for the first playback equipment, and whether detect strength difference more than default disconnection threshold value；Set up bluetooth and connect unit 323 for when the first playback equipment detects strength difference more than default disconnection threshold value, first playback equipment sends to the second playback equipment and disconnects bluetooth and connect notice so that the second playback equipment and audiogenic device disconnect bluetooth and be connected, and sets up bluetooth with audiogenic device after receiving the confirmation disconnection response that the second playback equipment feeds back and be connected.
Alternatively, this is set up bluetooth link block 320 and also includes: return unit 324, for detecting that strength difference is less than or equal to when disconnecting threshold value at the first playback equipment, the first playback equipment continues periodically to detect and obtain the Bluetooth signal intensity of periphery audiogenic device.
Alternatively, this is set up bluetooth link block 320 and also performs procedure below: when the first playback equipment is not detected by existing the second playback equipment, and the first playback equipment is directly set up bluetooth with audiogenic device and is connected.
The communication control unit of the playback equipment that the embodiment of the present invention provides, when the first playback equipment detects that the first Bluetooth signal intensity of at least one audiogenic device of surrounding connects threshold value more than bluetooth, whether the first playback equipment is determined target sound source device and inquires about to exist in audio-video frequency playing system and set up the second playback equipment that bluetooth is connected with target sound source device；If there is the second playback equipment, then the first playback equipment sends to the second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with audiogenic device and be connected.This technical scheme is without user's manual switching, audio-video frequency playing system can automatically control audiogenic device and be connected to be switched to and set up bluetooth with the first playback equipment and be connected from setting up bluetooth with the second playback equipment, is automatically obtained the bluetooth between audiogenic device from different playback equipments and connects handover operation.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute without departing from protection scope of the present invention.Therefore, although the present invention being described in further detail by above example, but the present invention is not limited only to above example, when without departing from present inventive concept, other Equivalent embodiments more can also be included, and the scope of the present invention is determined by appended right.
Claims (10)
1. the communication control method of a playback equipment, it is characterised in that including:
When the first Bluetooth signal intensity that the first playback equipment in audio-video frequency playing system detects audiogenic device connects threshold value more than bluetooth, whether described first playback equipment is inquired about to exist in described audio-video frequency playing system and is set up the second playback equipment that bluetooth is connected with described audiogenic device；
When described first playback equipment detects the presence of described second playback equipment, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with described audiogenic device and be connected.
2. communication control method according to claim 1, it is characterised in that before described first playback equipment detects that the first Bluetooth signal intensity of audiogenic device connects threshold value more than bluetooth, also include:
Described first playback equipment periodically obtains the Bluetooth signal intensity of periphery audiogenic device, and judges whether the Bluetooth signal intensity of each audiogenic device obtained connects threshold value more than bluetooth.
3. communication control method according to claim 2, it is characterized in that, when described first playback equipment detects the presence of described second playback equipment, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with described audiogenic device and be connected and include:
When described first playback equipment detects the presence of described second playback equipment, described first playback equipment obtains the second Bluetooth signal intensity of the described audiogenic device being connected with described second playback equipment from described second playback equipment；
Described first playback equipment calculates the strength difference of described first Bluetooth signal intensity and described second Bluetooth signal intensity, and detects whether described strength difference disconnects threshold value more than bluetooth；
If, then described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice so that described second playback equipment and described audiogenic device disconnect bluetooth and be connected, and sets up bluetooth with described audiogenic device after receiving the confirmation disconnection response that described second playback equipment feeds back and be connected.
4. communication control method according to claim 3, it is characterized in that, also include: if described first playback equipment detects that described strength difference disconnects threshold value less than or equal to described bluetooth, described first playback equipment continues periodically to detect and obtain the Bluetooth signal intensity of periphery audiogenic device.
5. communication control method according to claim 1, it is characterised in that also include: when described first playback equipment is not detected by existing described second playback equipment, described first playback equipment is directly set up bluetooth with described audiogenic device and is connected.
6. the communication control unit of a playback equipment, it is characterised in that including:
Inquiry bluetooth link block, when the first Bluetooth signal intensity for audiogenic device being detected when the first playback equipment in audio-video frequency playing system connects threshold value more than bluetooth, whether described first playback equipment is inquired about to exist in described audio-video frequency playing system and is set up the second playback equipment that bluetooth is connected with described audiogenic device；
Setting up bluetooth link block, for when described first playback equipment detects the presence of described second playback equipment, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice, and sets up bluetooth with described audiogenic device and be connected.
7. communication control unit according to claim 6, it is characterised in that also include:
Detection bluetooth intensity module, for detecting that at described first playback equipment the first Bluetooth signal intensity of audiogenic device is more than before connecting threshold value, described first playback equipment periodically obtains the Bluetooth signal intensity of periphery audiogenic device, and judges whether the Bluetooth signal intensity of each audiogenic device obtained connects threshold value more than bluetooth.
8. communication control unit according to claim 7, it is characterised in that described bluetooth link block of setting up includes:
Obtain bluetooth intensity unit, for when described first playback equipment detects the presence of described second playback equipment, described first playback equipment obtains the second Bluetooth signal intensity of the described audiogenic device being connected with described second playback equipment from described second playback equipment；
Calculate strength difference unit, calculate the strength difference of described first Bluetooth signal intensity and described second Bluetooth signal intensity for described first playback equipment, and detect whether described strength difference disconnects threshold value more than bluetooth；
Set up bluetooth and connect unit, for when described first playback equipment detects described strength difference more than default disconnection threshold value, described first playback equipment sends to described second playback equipment and disconnects bluetooth and connect notice so that described second playback equipment and described audiogenic device disconnect bluetooth and be connected, and sets up bluetooth with described audiogenic device after receiving the confirmation disconnection response that described second playback equipment feeds back and be connected.
9. communication control unit according to claim 8, it is characterized in that, described bluetooth link block of setting up also includes: return unit, for when described first playback equipment detects that described strength difference disconnects threshold value less than or equal to described bluetooth, described first playback equipment continues periodically to detect and obtain the Bluetooth signal intensity of periphery audiogenic device.
10. communication control unit according to claim 6, it is characterized in that, described bluetooth link block of setting up also includes: when described first playback equipment is not detected by existing described second playback equipment, and described first playback equipment is directly set up bluetooth with described audiogenic device and is connected.
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |